drivers/media/dvb-frontends/stb6100.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3         STB6100 Silicon Tuner
   4         Copyright (C) Manu Abraham (abraham.manu@gmail.com)
   5
   6         Copyright (C) ST Microelectronics
   7
   8 */
   9
  10 #ifndef __STB_6100_REG_H
  11 #define __STB_6100_REG_H
  12
  13 #include <linux/dvb/frontend.h>
  14 #include <media/dvb_frontend.h>
  15
  16 #define STB6100_LD                      0x00
  17 #define STB6100_LD_LOCK                 (1 << 0)
  18
  19 #define STB6100_VCO                     0x01
  20 #define STB6100_VCO_OSCH                (0x01 << 7)
  21 #define STB6100_VCO_OSCH_SHIFT          7
  22 #define STB6100_VCO_OCK                 (0x03 << 5)
  23 #define STB6100_VCO_OCK_SHIFT           5
  24 #define STB6100_VCO_ODIV                (0x01 << 4)
  25 #define STB6100_VCO_ODIV_SHIFT          4
  26 #define STB6100_VCO_OSM                 (0x0f << 0)
  27
  28 #define STB6100_NI                      0x02
  29 #define STB6100_NF_LSB                  0x03
  30
  31 #define STB6100_K                       0x04
  32 #define STB6100_K_PSD2                  (0x01 << 2)
  33 #define STB6100_K_PSD2_SHIFT            2
  34 #define STB6100_K_NF_MSB                (0x03 << 0)
  35
  36 #define STB6100_G                       0x05
  37 #define STB6100_G_G                     (0x0f << 0)
  38 #define STB6100_G_GCT                   (0x07 << 5)
  39
  40 #define STB6100_F                       0x06
  41 #define STB6100_F_F                     (0x1f << 0)
  42
  43 #define STB6100_DLB                     0x07
  44
  45 #define STB6100_TEST1                   0x08
  46
  47 #define STB6100_FCCK                    0x09
  48 #define STB6100_FCCK_FCCK               (0x01 << 6)
  49
  50 #define STB6100_LPEN                    0x0a
  51 #define STB6100_LPEN_LPEN               (0x01 << 4)
  52 #define STB6100_LPEN_SYNP               (0x01 << 5)
  53 #define STB6100_LPEN_OSCP               (0x01 << 6)
  54 #define STB6100_LPEN_BEN                (0x01 << 7)
  55
  56 #define STB6100_TEST3                   0x0b
  57
  58 #define STB6100_NUMREGS                 0x0c
  59
  60
  61 #define INRANGE(val, x, y)              (((x <= val) && (val <= y)) ||          \
  62                                          ((y <= val) && (val <= x)) ? 1 : 0)
  63
  64 #define CHKRANGE(val, x, y)             (((val >= x) && (val < y)) ? 1 : 0)
  65
  66 struct stb6100_config {
  67         u8      tuner_address;
  68         u32     refclock;
  69 };
  70
  71 struct stb6100_state {
  72         struct i2c_adapter *i2c;
  73
  74         const struct stb6100_config     *config;
  75         struct dvb_tuner_ops            ops;
  76         struct dvb_frontend             *frontend;
  77
  78         u32 frequency;
  79         u32 srate;
  80         u32 bandwidth;
  81         u32 reference;
  82 };
  83
  84 #if IS_REACHABLE(CONFIG_DVB_STB6100)
  85
  86 extern struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
  87                                            const struct stb6100_config *config,
  88                                            struct i2c_adapter *i2c);
  89
  90 #else
  91
  92 static inline struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
  93                                                   const struct stb6100_config *config,
  94                                                   struct i2c_adapter *i2c)
  95 {
  96         printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
  97         return NULL;
  98 }
  99
 100 #endif //CONFIG_DVB_STB6100
 101
 102 #endif